When you download and install VRay Batch Render PRO you will install the software as a demo. The demo mode gives you 30 trials in 3ds max using the tools,which should be enough for making a proper evaluation.
Manage your 3dsmax materials much easier than before
When you download and install Super Material PRO you will install the software as a trial version. The trial version mode gives you 20 free trials in 3ds max using the tools, which should be enough for making a proper evaluation.